Portable speaker



FIG. 1 illustrates a front elevation view of a portable speaker showing the new design;

FIG. 2 illustrates a top-front perspective view thereof;

FIG. 3 illustrates a right elevation view thereof;

FIG. 4 illustrates a left elevation view thereof;

FIG. 5 illustrates a rear elevation view thereof;

FIG. 6 illustrates a top plan view thereof; and,

FIG. 7 illustrates a bottom plan view thereof.

The portions of the portable speaker depicted in broken line form no part of the claimed design.

The “ECOXGEAR” logo is a registered trademark of Grace Digital, Inc. Corporation California 10531 4S Commons Drive, Building 166 San Diego California 92127 and forms part of the claimed design. 

CLAIM The ornamental design for a portable speaker, as shown and described. 